Normal And Extreme Voltages; Usb; User Interface; Display - Nokia 2228Arte Service Manual

Normal and extreme voltages

In the table below normal and extreme voltages are shown, when a BL-CB battery is used.
Nominal voltage
Lower extreme voltage
Higher extreme voltage(fast charging)

USB

In this phone the USB connector is the only physical connector, which means that the USB port is used both for
data transfer as well as for charging. The USB 2.0 is supported with full speed (12 Mbps). It also supports hot
swap, which means that USB devices may be plugged in/out at any time. This phone is provided with a specific
connector for µUSB.

User interface

Display

In this phone, support display for l LCD TFT Transflective1.77"", in the system, Display controller via EBI2 8bit
data bus.
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Table 1 Nominal voltages

Voltage
HW shutdown voltages
Vmstr +
Vmstr -
SW shutdown voltages
SW shutdown
Min operation voltage
Vcoff +
Vcoff -
COMPANY CONFIDENTIAL
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Voltage [V]
General conditions
3.7
3.4
4.2
2.6±0.1
2.6±0.1
3.2
3.4
3.3
1 2 3 4 5
VBUS D- D+ ID GND
RM-377
System Module Description
Condition
off to on
on to off
In call
off to on
on to off
Issue 1